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80 lines
2.1 KiB
80 lines
2.1 KiB
4 months ago
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// RUN: %clang_cc1 -Oz -disable-llvm-optzns -emit-llvm %s -o - | FileCheck %s -check-prefix=Oz
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// RUN: %clang_cc1 -disable-llvm-optzns -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER
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// RUN: %clang_cc1 -O1 -disable-llvm-optzns -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER
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// RUN: %clang_cc1 -O2 -disable-llvm-optzns -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER
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// RUN: %clang_cc1 -O3 -disable-llvm-optzns -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER
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// RUN: %clang_cc1 -Os -disable-llvm-optzns -emit-llvm %s -o - | FileCheck %s -check-prefix=OTHER
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// Check that we set the minsize attribute on each function
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// when Oz optimization level is set.
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__attribute__((minsize))
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int test1() {
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return 42;
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// Oz: @{{.*}}test1{{.*}}[[MINSIZE:#[0-9]+]]
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// OTHER: @{{.*}}test1{{.*}}[[MS:#[0-9]+]]
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}
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int test2() {
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return 42;
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// Oz: @{{.*}}test2{{.*}}[[MINSIZE]]
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// Oz: ret
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// OTHER: @{{.*}}test2
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// OTHER-NOT: [[MS]]
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// OTHER: ret
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}
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int test3() {
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return 42;
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// Oz: @{{.*}}test3{{.*}}[[MINSIZE]]
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// Oz: ret
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// OTHER: @{{.*}}test3
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// OTHER-NOT: [[MS]]
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// OTHER: ret
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}
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// Check that the minsize attribute is well propagated through
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// template instantiation
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template<typename T>
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__attribute__((minsize))
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void test4(T arg) {
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return;
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}
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template
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void test4<int>(int arg);
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// Oz: define{{.*}}void @{{.*}}test4
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// Oz: [[MINSIZE]]
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// OTHER: define{{.*}}void @{{.*}}test4
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// OTHER: [[MS]]
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template
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void test4<float>(float arg);
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// Oz: define{{.*}}void @{{.*}}test4
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// Oz: [[MINSIZE]]
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// OTHER: define{{.*}}void @{{.*}}test4
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// OTHER: [[MS]]
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template<typename T>
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void test5(T arg) {
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return;
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}
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template
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void test5<int>(int arg);
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// Oz: define{{.*}}void @{{.*}}test5
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// Oz: [[MINSIZE]]
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// OTHER: define{{.*}}void @{{.*}}test5
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// OTHER-NOT: define{{.*}}void @{{.*}}test5{{.*}}[[MS]]
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template
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void test5<float>(float arg);
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// Oz: define{{.*}}void @{{.*}}test5
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// Oz: [[MINSIZE]]
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// OTHER: define{{.*}}void @{{.*}}test5
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// OTHER-NOT: define{{.*}}void @{{.*}}test5{{.*}}[[MS]]
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// Oz: attributes [[MINSIZE]] = { minsize{{.*}} }
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// OTHER: attributes [[MS]] = { minsize nounwind{{.*}} }
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